In depth comparison and review of Poly Voyager Focus UC B825S-M and Poly Blackwire 3320. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Weight | 155 g | 130 g | Poly Blackwire 3320 are lighter than Poly Voyager Focus UC B825S-M headphones. |
| Protection | - | Hearing protection | |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | 45 m | - |
| SOUND QUALITY | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP) | - | |
| Active Noise Cancelling | Yes | - | Poly Voyager Focus UC B825S-M are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 94 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Mono | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Controls | Volume | Mute, volume, answer/end |
|---|
| CABLE | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Cable Type | Charging cable | Headset cable |
|---|
| FEATURES | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Additional Functions | DSP | - |
|---|
| BATTERY AND CHARGING | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Connector Type | Bluetooth | USB (4 PIN USB Type A) |
|---|
| OTHERS | Poly Voyager Focus UC B825S-M | Poly Blackwire 3320 |
|---|
| Included Accessories | Carrying case, Bluetooth USB adapter, charging stand | - | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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